074938 074938
  • 23-04-2021
  • Mathematics
contestada

What is the value of -2x3 + 5x - 7 when x = -3?

Respuesta :

Witcher3
Witcher3 Witcher3
  • 25-04-2021

Hi!

-2x³ + 5x - 7 = -2 * (-3)³ + 5 * (-3) - 7 =

= -2 * (-27) - 15 - 7 = 54 - 22 = 32

Grettings!

Answer Link

Otras preguntas

Andrew drew a plan of a courtyard at a scale of 1 cm to 60 in. On his drawing, one side of the courtyard measures 2.75. What is the actual measurement of that s
Which sentence does not have a fact and opinion? A. Ex-smokers are happier and healthier. B. Quitting smoking saves money that could be spent on better things t
HELP!! 80 Points!! Writing Prompt ESSAY!! Prompt Martin Luther King Jr. often spoke of a day in the future when he hoped that his children would be judged not b
what is tally mark for 24​
for every 2 dogs at the vet there are 3 cats if there 6 dogs at the vet how many cats are there?
what made the sherman antitrust acts so inffective
If your car gets 26 miles per gallon how much does it cost to drive 300 miles when gas cost 2.60 per gallon.
11. A student lifts a 25 kg mass a vertical distance of 1.6 m in a time of 2.0 seconds. a. Find the force needed to lift the mass (in N).
36, 33, 56, 60, 40, 61, 37, 61 Find the range of the data set.
In a scientific experiment , a__ is any factor that can change or be changed?